AR-15 Barrels

The AR-15 barrel is one of the most critical parts of your AR-15 – let AT3 Tactical help you find the right AR-15 barrel for your setup.

Barrels come in a variety of lengths, materials, and designs to serve the specific purpose of your weapon. Learn more about AR-15 barrels in our article: Choosing an AR15 Barrel – 5 Things to Consider READ MORE


Other AR-15 Upper Receiver Components:

Radian Weapons Raptor Ambidextrous Charging HandleAR 15 Charging Handles
AT3™ Low Profile Micro Steel Gas Block - 4 Sizes AvailableAR 15 Gas Blocks & Tubes
AT3™ SPEAR M Lok Handguard for AR-15AR 15 Handguards & Quad Rails
Faxon Firearms 16 inch Gunner Barrel - 5.56 NATO - Mid-Length - 4150 QPQAR-15 Barrels
AT3™ AR-15 Bolt Carrier Group -  5.56 NATO/.300 Blackout - Black NitrideAR-15 Bolt Carrier Groups
Magpul MVG MOE Vertical Grip - Fits M-LOK Handguards - MAG597AR-15 Front Grips
AT3 Tactical AR-15 Slick Side Billet Upper ReceiverAR-15 Upper Receivers and Parts
Fortis 556 Muzzle BrakeMuzzle Devices
AT3 5 Slot Rail with QD Sling Mount ComboAR-15 Handguard Accessories